Northern Birch Mouse vs Round ray

Sicista betulina compared with Irolita waitii

Taxonomic Classification

Rank	Northern Birch Mouse	Round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Dipodidae	Arhynchobatidae
Genus	Sicista	Irolita
Species	Sicista betulina	Irolita waitii

Evolutionary Relationship

Northern Birch Mouse and Round ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Northern Birch Mouse

LC — Least Concern

Round ray

LC — Least Concern

Physical Characteristics

Attribute	Northern Birch Mouse	Round ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Northern Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, Russia, Sweden, and Ukraine.

Round ray